Finding the Fourth Proportional to 1,471,914.15, 2,207,942.51 and 406,932.63
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Solution
The fourth proportional to 1,471,914.15, 2,207,942.51 and 406,932.63 is: 610,418.65
Step by Step Solution
- Step 1: Write the proportion equation
1,471,914.15 : 2,207,942.51 = 406,932.63 : x - Step 2: Convert to fraction form
1,471,914.15/2,207,942.51 = 406,932.63/x - Step 3: Cross multiply
1,471,914.15x = 2,207,942.51 × 406,932.63 - Step 4: Simplify right side
1,471,914.15x = 898,483,850,448.44 - Step 5: Solve for x
x = 898,483,850,448.44/1,471,914.15 - Step 6: Final answer
x = 610,418.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.